US President Barack Obama probable use of the alleged killing of al-Qaeda leader Osama bin Laden would not be an effective campaign material in the country's upcoming election, a political analyst says.

In another embarrassment for US Federal Aviation Administration (FAA), air traffic controllers have mistakenly directed a plane carrying US first lady Mitchell Obama too close to an air force cargo plane.

Former IAEA chief Mohamed ElBaradei says former US President George W. Bush and his administration's officials should be put on trial in the "International Criminal Court" (ICC) for waging war on Iraq.